X-Git-Url: https://git.decadent.org.uk/gitweb/?p=odhcp6c.git;a=blobdiff_plain;f=src%2Fodhcp6c.c;h=dbba60512c171ef8f5782ecd524d07baacfabc87;hp=0282500b20a4e623b78937080e28bbe2e14f59f4;hb=c98181c4a48c57e405effd1dc9046aaaee6d480f;hpb=efb1a99e7cbaf9841226bb7564d07a76411a2552

diff --git a/src/odhcp6c.c b/src/odhcp6c.c
index 0282500..dbba605 100644
--- a/src/odhcp6c.c
+++ b/src/odhcp6c.c
@@ -311,7 +311,16 @@ int main(_unused int argc, char* const argv[])
 					break; // Other signal type
 
 				// Send renew as T1 expired
-				res = dhcpv6_request(DHCPV6_MSG_RENEW);
+				size_t ia_pd_len, ia_na_len;
+				odhcp6c_get_state(STATE_IA_PD, &ia_pd_len);
+				odhcp6c_get_state(STATE_IA_NA, &ia_na_len);
+
+				// If we have any IAs, send renew, otherwise request
+				if (ia_pd_len == 0 && ia_na_len == 0)
+					res = dhcpv6_request(DHCPV6_MSG_REQUEST);
+				else
+					res = dhcpv6_request(DHCPV6_MSG_RENEW);
+
 				odhcp6c_signal_process();
 				if (res > 0) { // Renew was succesfull
 					// Publish updates